{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,21]],"date-time":"2026-05-21T22:38:00Z","timestamp":1779403080500,"version":"3.53.1"},"reference-count":0,"publisher":"IOS Press","isbn-type":[{"value":"9781643686615","type":"electronic"}],"license":[{"start":{"date-parts":[[2026,5,21]],"date-time":"2026-05-21T00:00:00Z","timestamp":1779321600000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2026,5,21]]},"abstract":"<jats:p>We quantify how the per round client participation rate k affects performance and runtime in a federated learning study predicting two year confirmed disability progression in multiple sclerosis using routine clinical data. Using the original study\u2019s data, preprocessing, model, and evaluation protocol, we vary k at 1.0, 0.6, and 0.4. Lower participation shortens wall time but can slightly reduce ROC \u2013 AUC and AUC \u2013 PR; k \u2248 0.6 preserved nearly all performance while cutting runtime by about one third.<\/jats:p>","DOI":"10.3233\/shti260143","type":"book-chapter","created":{"date-parts":[[2026,5,21]],"date-time":"2026-05-21T21:56:29Z","timestamp":1779400589000},"source":"Crossref","is-referenced-by-count":0,"title":["Client Participation per Round in Federated Learning for Multiple Sclerosis with Real-World Data"],"prefix":"10.3233","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4549-1002","authenticated-orcid":false,"given":"Ashkan","family":"Pirmani","sequence":"first","affiliation":[{"name":"ESAT - STADIUS, KU Leuven, Leuven, Belgium"},{"name":"Data Science Institute, Hasselt University, Diepenbeek, Belgium"},{"name":"Biomedical Research Institute, Hasselt University, Diepenbeek, Belgium"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"name":"MSBase Study Group","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yves","family":"Moreau","sequence":"additional","affiliation":[{"name":"ESAT - STADIUS, KU Leuven, Leuven, Belgium"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Liesbet M.","family":"Peeters","sequence":"additional","affiliation":[{"name":"Data Science Institute, Hasselt University, Diepenbeek, Belgium"},{"name":"Biomedical Research Institute, Hasselt University, Diepenbeek, Belgium"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"7437","container-title":["Studies in Health Technology and Informatics","Opening the Personal Gate between Technology and Health Care"],"original-title":[],"link":[{"URL":"https:\/\/ebooks.iospress.nl\/pdf\/doi\/10.3233\/SHTI260143","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,5,21]],"date-time":"2026-05-21T21:56:29Z","timestamp":1779400589000},"score":1,"resource":{"primary":{"URL":"https:\/\/ebooks.iospress.nl\/doi\/10.3233\/SHTI260143"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,5,21]]},"ISBN":["9781643686615"],"references-count":0,"URL":"https:\/\/doi.org\/10.3233\/shti260143","relation":{},"ISSN":["0926-9630","1879-8365"],"issn-type":[{"value":"0926-9630","type":"print"},{"value":"1879-8365","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,5,21]]}}}